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Chapter 5. Triggering Actions

The great beauty of the World Wide Web is that it’s interactive.
Unlike a static newspaper or magazine, with a mouse click or a finger
swipe, you can make something happen. Perhaps you’re flicking your way
to the next photo in a slideshow. Or maybe you’re jumping to view a new
segment of an animation or movie. When you’re building websites, the
best way to hold your audience’s attention is to put them in control of
their experience. Let them turn features on and off. Let them quickly
access the content that’s most important to them.

This chapter shows you how to give your audience interactive
control over their web experience. As a developer, Edge gives you tools
called triggers and actions. You get to choose which events act as
triggers. It might be a mouse click, or it might be the playhead
reaching the end of the Timeline. Then you can specify the actions that
take place. For example, you can change the size, color, or transparency
of a clicked element, or you can jump to a new point in the Timeline. As
always, Edge translates your project into JavaScript/jQuery code, but it makes
development easy for you. In some cases, adding a trigger and an action is as easy as choosing items from a menu. In other cases, you’ll need to tweak the code a bit to make it work according to your needs. This chapter walks you through the process. You’ll learn how to use triggers and actions to do things like showing and hiding elements on the stage. You’ll see that the ...

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